Home / 71,466.21-98,610.31-41,240.50

Finding the Fourth Proportional to 71,466.21, 98,610.31 and 41,240.50

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Solution

The fourth proportional to 71,466.21, 98,610.31 and 41,240.50 is: 56,904.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,466.21 : 98,610.31 = 41,240.50 : x
  2. Step 2: Convert to fraction form
    71,466.21/98,610.31 = 41,240.50/x
  3. Step 3: Cross multiply
    71,466.21x = 98,610.31 × 41,240.50
  4. Step 4: Simplify right side
    71,466.21x = 4,066,738,139.93
  5. Step 5: Solve for x
    x = 4,066,738,139.93/71,466.21
  6. Step 6: Final answer
    x = 56,904.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.